Presentation view
The presentation view (called 'Lightbox') is a perfect tool to present charts to your audience.
To open a chart in full-screen mode, hover over one of the charts and click the magnifying lens, which appears in the top-right corner of the chart.
Switching between charts
When the Lightbox mode is active, you can use the arrows to switch between different rows or charts and also switch to the next or previous chart:
Chart detailed information
Hover over the bars to show the task count in each category: